About Phentolamine
About C-7337
About C-7337 Ciba
About Dibasin
About Phentolamine
About Regitine
About vasodilator action
About hypotensive drug
About diagnostic drug
About alpha adrenergic antagonist
About aromatic amine
About aminoalcohol
About phenolic compound
About tertiary amine
About nitrogen heterocyclic compound